Practical guide
Disconnecting from central heating: when it is allowed
Anyone wanting to switch to an independent system often wonders whether they can simply disconnect from the condominium's central heating. The answer is yes, but under precise conditions set by Article 1118 paragraph 4 of the Italian Civil Code: disconnection is allowed only if it does not cause significant functional imbalances of the system or increased costs for the other owners. Whoever disconnects must prove the absence of these harms with a technical report and remains obliged to contribute to the system's extraordinary maintenance and conservation costs. Knowing the conditions, technical proof and residual costs in advance prevents the disconnection from being challenged and the shares from becoming the subject of a dispute.
The rule of Article 1118 paragraph 4
Article 1118 paragraph 4 states that an owner may renounce the use of the central heating or air conditioning system if the disconnection does not cause significant functional imbalances or increased costs for the other participants. It is an individual right that does not require the meeting's consent, but is conditional on the absence of concrete harm to the community.
Disconnection does not amount to a total release from economic obligations: whoever renounces the use remains bound to contribute to the costs of the system's extraordinary maintenance and to its conservation and bringing up to standard. Excluded, as a rule, are the operating costs, that is the fuel and consumption-linked ordinary maintenance, which no longer benefit whoever has disconnected.
The technical proof of the absence of imbalances
The key point of disconnection is proof. The owner must show, with a technical report drawn up by a professional, that leaving the system does not create significant thermal or hydraulic imbalances for the other units and does not increase costs for those who stay connected. The report must be communicated in advance to the manager, to allow a check.
Where the report exists, the meeting does not need to authorise the disconnection but may assess its grounds and, if it considers the imbalances to exist, challenge them. If, instead, the meeting authorises the disconnection directly on the basis of its own assessment, the individual is dispensed from providing the technical proof, because the absence of harm has already been ascertained at condominium level.
- Technical report by a professional on the absence of significant imbalances
- Prior communication to the manager before disconnecting
- The meeting's authorisation, if granted, replaces the proof owed by the individual
The costs that remain charged to whoever disconnects
After disconnection, the owner continues to contribute to the extraordinary maintenance costs of the central system, such as replacing the boiler or renewing the risers, and to the conservation and standardisation costs. This is because the system remains a common asset over which the disconnected owner keeps co-ownership, regardless of whether they use its heat.
Excluded, instead, are the operating costs proportional to consumption, since the disconnected owner no longer draws heat. In practice, correct allocation requires separating in the accounts the extraordinary maintenance and conservation items, owed also by the disconnected, from the operating items, owed only by the connected, so as to avoid wrong charges and recurring disputes.
How to manage disconnections and allocation in an orderly way
To avoid mistakes it helps for the manager to keep the technical report, any resolution and an updated list of disconnected units, and to set separate allocation tables for operating costs and for extraordinary and conservation costs. In this way each cost category affects only the owners actually obliged.
Software such as AmministraPro lets you manage multiple thousandths tables for the same system and assign each owner the right share based on their position, connected or disconnected, while keeping track of the archived technical reports. It is useful support when disconnections multiply over time and the allocation risks becoming complex. Features and plans are described on the /funzioni and /prezzi pages.
Frequently asked questions
Is the meeting's authorisation needed to disconnect from central heating?
No authorisation is needed if the owner proves, with a technical report communicated in advance to the manager, that the disconnection causes no significant imbalances or increased costs for the others. The meeting may, however, assess the grounds and, if it considers them absent, challenge the disconnection. If it authorises directly, it dispenses the individual from the proof.
Must whoever disconnects still pay anything for the common heating?
Yes, they remain obliged to contribute to the system's extraordinary maintenance costs and to the conservation and standardisation costs, because they keep co-ownership of the common asset. Excluded, instead, are the operating costs proportional to consumption, such as fuel, which no longer benefit them after disconnection.
What are the significant imbalances that prevent disconnection?
They are significant alterations to the system's operation for the other units, such as a drop in efficiency or thermal and hydraulic balancing problems, or an increase in costs for those who stay connected. If the technical report shows these imbalances do not occur, disconnection is allowed; otherwise it can be lawfully refused.
Is a de facto disconnection without a technical report valid?
Disconnecting without providing proof of the absence of imbalances exposes the owner to challenges and to demands for cost restitution or restoration. The prior technical report is the tool that makes the disconnection enforceable against the condominium, unless the meeting has already authorised it on the basis of its own assessment.
How to keep the disconnected owners' costs separate from the connected ones'?
You must distinguish in the accounts the operating items, owed only by the connected, from the extraordinary maintenance and conservation items, owed also by the disconnected. Software such as AmministraPro lets you manage separate allocation tables and assign each owner the correct share based on their position, avoiding wrong charges.
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